jQuery.setBackCoords=function(x,y){$("#bod").css({"background-position":""+x+"px "+y+"px"});}
jQuery.moveBack=function(){var maxpx=110;var MoveItX=-10,MoveItY=-10;return{UpLeft:function(){MoveItY--;MoveItX--;if(MoveItY<-maxpx||MoveItX<-maxpx){clearInterval(ival);return;}
$.setBackCoords(MoveItX,MoveItY);},UpRight:function(){MoveItY--;MoveItX++;if(MoveItY<-maxpx||MoveItX>maxpx){clearInterval(ival);return;}
$.setBackCoords(MoveItX,MoveItY);},DownLeft:function(){MoveItY++;MoveItX--;if(MoveItY>maxpx||MoveItX<-maxpx){clearInterval(ival);return;}
$.setBackCoords(MoveItX,MoveItY);},DownRight:function(){MoveItY++;MoveItX++;if(MoveItY>maxpx||MoveItX>maxpx){clearInterval(ival);return;}
$.setBackCoords(MoveItX,MoveItY);}}};var ival='';jQuery.moveBackPrelim=function(options){var settings=jQuery.extend({m_secs:10,},options);var whichway=["UpLeft","UpRight","DownLeft","DownRight"];var num=Math.floor(Math.random()*whichway.length);var dex=whichway[num];var m=$.moveBack();if(ival==''){ival=setInterval(m[dex],settings.m_secs);}};